Function ReadJsonValue

tensorflow/core/platform/cloud/oauth_client.cc:51–62

    "urn%3Aietf%3Aparams%3Aoauth%3Agrant-type%3Ajwt-bearer";

Status ReadJsonValue(const Json::Value& json, const string& name,
                     Json::Value* value) {
  if (!value) {
    return errors::FailedPrecondition("'value' cannot be nullptr.");
  }
  *value = json.get(name, Json::Value::null);
  if (*value == Json::Value::null) {
    return errors::FailedPrecondition(
        strings::StrCat("Couldn't read a JSON value '", name, "'."));
  }
  return Status::OK();
}

Status ReadJsonString(const Json::Value& json, const string& name,
                      string* value) {